More exciting games are available for Windows Phone 7 platform, including Sonic the Hedgehog 4, Plants vs. Zombies and the inescapable Angry Birds, complete with Xbox LIVE Achievements, leaderboards and more. These are a few "Must Have" games via Xbox LIVE on Windows Phone:

Hydro Thunder Go

Blast through 12 ferocious courses with the powerboat of your choice and compete against 15 devious opponents with strategic use of your Hydro Boost power, Mighty Hull and Hydro Jump abilities. In addition to visually stunning environments and insane track layouts, the ever-changing water conditions keep the races varied and interesting.

Obliterate a horde of vibrant, vector-styled enemies in this fast-paced tower defense game. Devastate creeps with blasters, lasers and missiles and watch their energy debris swirl through the gravity wells of your vortex towers Demonstrate your pixel-blasting skill to all your friends on Xbox LIVE Leaderboards and earn Achievements as you hone advanced defense strategies. Click below to read a Q&A with the developers.

Angry Birds is coming to Windows Phone! The survival of the angry birds is at stake. Dish out revenge on the green pigs who stole the birds? eggs. Use the unique destructive powers of the angry birds to lay waste to the pigs? fortified castles. Each of the 195 levels requires logic, skill and brute force to crush the enemy.

Featuring enhanced gameplay elements, including the classic Sonic Spin Dash, and the versatile Homing Attack, Sonic 4 picks up right where Sonic and Knuckles left off. Dr. Eggman's back, and in an effort to finally rid himself of Sonic, he revisits and improves the very best of his creations. Get ready for the next chapter in an all new epic 2D saga built for old and new fans alike.

Get ready to soil your plants - Plants vs. Zombies is coming to Windows Phone! A mob of fun-loving zombies is about to invade your home, and the only defense is your arsenal of plants. Use peashooters, wall-nuts, cherry bombs and more to mulchify 26 types of zombies before they reach your front door. The fun never dies!